<template>
	<view class="container">
		<view class="carousel">
			<swiper indicator-dots circular=true duration="400">
				<swiper-item class="swiper-item" v-for="(item,index) in imgList" :key="index">
					<view class="image-wrapper">
						<image :src="item" class="loaded" mode="aspectFill" ></image>
					</view>
				</swiper-item>
			</swiper>
		</view>
		
		<view class="introduce-section">
			<view class="title">{{bydata.title}}</view>
			<view>
				<text class="ftitle">{{bydata.fTitle}}</text>
			</view>
			
			<view class="price-box">
				<text class="price-tip">¥</text>
				<text class="price">{{specList.price}}</text>
				<!-- <text class="m-price">¥488</text>
				<text class="coupon-tip">7折</text> -->
			</view>
			<view class="bot-row">
				<text>销量: {{bydata.aid}}</text>
				<text>库存: {{stock}}</text>
				<text>浏览量: {{bydata.bid}}</text>
			</view>
		</view>
		
		
		
		<view class="c-list">
			<view class="c-row b-b" @click="toggleSpec">
				<text class="tit">购买类型</text>
				<view class="con">
					<text class="selected-text" >
						{{name}} / {{specList.name}}
					</text>
				</view>
				<text class="yticon icon-you"></text>
			</view>
			<view class="c-row b-b">
				<text class="tit">购买数量</text>
				<text class="con t-r " ></text>
				<text class="con t-r " ></text>
				<text class="con t-r " ></text>
				<text class="con t-r jishuq" @click="addReduce(0)">-</text>
				<text class="con t-r jishuq" >{{mun}}</text>
				<text class="con t-r jishuq" @click="addReduce(1)">+</text>
			</view>
			<view class="c-row b-b">
				<text class="tit">运费</text>
				<text class="con t-r " >{{bydata.freight == 0 ? "包邮":bydata.freight}}</text>
			</view>
			<!-- <view class="c-row b-b">
				<text class="tit">促销活动</text>
				<view class="con-list">
					<text>新人首单送20元无门槛代金券</text>
					<text>订单满50减10</text>
					<text>订单满100减30</text>
					<text>单笔购买满两件免邮费</text>
				</view>
			</view> -->
			<view class="c-row b-b">
				<text class="tit">服务</text>
				<view class="bz-list con">
					<text>7天无理由退换货 ·</text>
				</view>
			</view>
		</view>
		
		
		<view class="detail-desc">
			<view class="d-header">
				<text>图文详情</text>
			</view>
			<!-- <rich-text :nodes="desc"></rich-text> -->
			<view v-for="(item,index) in desc" :key="index">
				<image :src="item" class="xasd" mode="aspectFill" ></image>
			</view>
		</view>
		
		<!-- 底部操作菜单 -->
		<view class="page-bottom">
			<navigator url="/pages/index/index" open-type="switchTab" class="p-b-btn">
				<text class="yticon icon-xiatubiao--copy"></text>
				<text>首页</text>
			</navigator>
			<navigator url="/pages/cart/cart" open-type="switchTab" class="p-b-btn">
				<text class="yticon icon-gouwuche"></text>
				<text>购物车</text>
			</navigator>
			<view class="p-b-btn" >
				<!-- <text class="yticon icon-shoucang"></text> -->
				<button class="yticon icon-dianhua-copy zkf" open-type='contact' session-from=''></button>
				<text>客服</text>
			</view>
			
			<view class="action-btn-group">
				<button type="primary" class=" action-btn no-border buy-now-btn" @click="buy(1)">立即购买</button>
				<button type="primary" class=" action-btn no-border add-cart-btn" @click="buy(0)">加入购物车</button>
			</view>
		</view>
		
		
		<!-- 规格-模态层弹窗 -->
		<view 
			class="popup spec" 
			:class="specClass"
			@touchmove.stop.prevent="stopPrevent"
			@click="toggleSpec"
		>
			<!-- 遮罩层 -->
			<view class="mask"></view>
			<view class="layer attr-content" @click.stop="stopPrevent">
				<view class="a-t">
					<image :src="bydata.ioc"></image>
					<view class="right">
						<text class="price">¥{{specList.price}}</text>
						<text class="stock">库存：{{specList.stock}}件</text>
						<view class="selected">
							已选：
							<text class="selected-text" >
								{{name}} / {{specList.name}}
							</text>
						</view>
					</view>
				</view>
				<view class="item-list">
					<text 
						v-for="(childItem, childIndex) in specChildList" 
						:key="childIndex" class="tit"
						:class="{selected: childItem.id == specList.specsid}"
						@click="selectSpec(childIndex)"
					>
						{{childItem.name}}
					</text>
				</view>
				<view class="item-list">
					<text 
						v-for="(childItem, childIndex) in shareList" 
						:key="childIndex" class="tit"
						:class="{selected: childItem.id == specList.id}"
						@click="selectSpecs(childIndex)"
					>
						{{childItem.name}}
					</text>
				</view>	
					
					
				<button class="btn" @click="toggleSpec">完成</button>
			</view>
		</view>
		
	</view>
</template>

<script>
	import api from '../../common/api.js'
	export default{
		components: {
		},
		data() {
			return {
				id:0,
				stock:0,
				name:'',
				mun:1,
				specClass: 'none',
				specSelected:[],
				favorite: true,
				bydata:{},
				shareList: [],
				imgList: [],
				desc: [],
				specList: {},
				specChildList: []
			};
		},
		async onLoad(options){
			
			this.id=options.id;
			
			this.list();
		},
		methods:{
			//规格弹窗开关
			toggleSpec() {
				if(this.specClass === 'show'){
					this.specClass = 'hide';
					setTimeout(() => {
						this.specClass = 'none';
					}, 250);
				}else if(this.specClass === 'none'){
					this.specClass = 'show';
				}
			},
			//选择规格
			selectSpec(index){
				let list = this.specChildList;
				this.name=list[index].name;
				this.specList=list[index].list[0];
				this.shareList=list[index].list;
				// console.log(list[index])
				
			},
			//选择规格
			selectSpecs(index){
				let list = this.shareList;
				this.specList=list[index];
				
			},
			addReduce(id) {
				
				if(id == 0) {
					console.log(id)
					if(this.mun > 1) {
						this.mun=this.mun-1;
					}
				}else {
					if(this.mun < this.specList.stock){
						this.mun=this.mun+1;
					}
				}
			},			
			list(){
				api.post('Goods/xcxgoodsdata', {"id":this.id}).then(res => {
					this.imgList=res.data.imglist.split(',');
					this.desc=res.data.details.split(',');
					this.bydata=res.data;
					// console.log(res)
				})
				api.post('GoodsSpecsFit/list', {"goodsid":this.id}).then(res => {
					this.specChildList=res.data
					// console.log(res)
					let stock=0;
					for(let cItem of res.data){
						for(let bItem of cItem.list){
							stock=stock+bItem.stock;	
						}
					}
					this.stock=stock;
					this.specList=res.data[0].list[0];
					this.shareList=res.data[0].list;
					this.name=res.data[0].name
					// console.log(res.data[0].list[0])
					
				})
			},
			buy(e){
				let userInfo=uni.getStorageSync('userInfo');
				if(userInfo){
					let data={
						  "goodsid":this.id,
						  "specsid":this.specList.specsid,
						  "specsname":this.name, 
						  "fitid":this.specList.id, 
						  "fitname":this.specList.name, 
						  "price":this.specList.price, 
						  "ioc":this.bydata.ioc, 
						  "title":this.bydata.title, 
						  "freight":this.bydata.freight,
						  "eliminate":e,
						  "mun":this.mun,
						  "uid":userInfo.id
					}
					
					console.log(data)
					api.post('Cart/add', data).then(res => {
						
						if(e==1){
							uni.navigateTo({
								url: `/pages/order/createOrder?id=`+res.data
							})
						}
						
						// console.log(res)
					})
					
					// uni.navigateTo({
					// 	url: `/pages/order/createOrder`
					// })
				}else{
					uni.showToast({
						title: '用户未登录！请先登录',
						icon: 'none'
					});
				}
				
			},
			stopPrevent(){}
		},

	}
</script>

<style lang='scss'>
	page{
		background: $page-color-base;
		padding-bottom: 160upx;
	}
	.icon-you{
		font-size: $font-base + 2upx;
		color: #888;
	}
	.carousel {
		height: 722upx;
		position:relative;
		swiper{
			height: 100%;
		}
		.image-wrapper{
			width: 100%;
			height: 100%;
		}
		.swiper-item {
			display: flex;
			justify-content: center;
			align-content: center;
			height: 750upx;
			overflow: hidden;
			image {
				width: 100%;
				height: 100%;
			}
		}
		
	}
	
	/* 标题简介 */
	.introduce-section{
		background: #fff;
		padding: 20upx 30upx;
		
		.title{
			width: 95vw;
			font-size: 32upx;
			color: $font-color-dark;
			height: 50upx;
			line-height: 50upx;
			letter-spacing:3upx;
			overflow: hidden;
			text-overflow:ellipsis;
			white-space: nowrap;
		}
		.ftitle{
			font-size: 25upx;
			color: #a6a9b0;
			height: 35upx;
			line-height: 35upx;
			letter-spacing:3upx;
		}
		.price-box{
			display:flex;
			align-items:baseline;
			height: 64upx;
			padding: 10upx 0;
			font-size: 26upx;
			color:$uni-color-primary;
		}
		.price{
			font-size: $font-lg + 2upx;
		}
		.m-price{
			margin:0 12upx;
			color: $font-color-light;
			text-decoration: line-through;
		}
		.coupon-tip{
			align-items: center;
			padding: 4upx 10upx;
			background: $uni-color-primary;
			font-size: $font-sm;
			color: #fff;
			border-radius: 6upx;
			line-height: 1;
			transform: translateY(-4upx); 
		}
		.bot-row{
			display:flex;
			align-items:center;
			height: 50upx;
			font-size: $font-sm;
			color: $font-color-light;
			text{
				flex: 1;
			}
		}
	}
	/* 分享 */
	.share-section{
		display:flex;
		align-items:center;
		color: $font-color-base;
		background: linear-gradient(left, #fdf5f6, #fbebf6);
		padding: 12upx 30upx;
		.share-icon{
			display:flex;
			align-items:center;
			width: 70upx;
			height: 30upx;
			line-height: 1;
			border: 1px solid $uni-color-primary;
			border-radius: 4upx;
			position:relative;
			overflow: hidden;
			font-size: 22upx;
			color: $uni-color-primary;
			&:after{
				content: '';
				width: 50upx;
				height: 50upx;
				border-radius: 50%;
				left: -20upx;
				top: -12upx;
				position:absolute;
				background: $uni-color-primary;
			}
		}
		.icon-xingxing{
			position:relative;
			z-index: 1;
			font-size: 24upx;
			margin-left: 2upx;
			margin-right: 10upx;
			color: #fff;
			line-height: 1;
		}
		.tit{
			font-size: $font-base;
			margin-left:10upx;
		}
		.icon-bangzhu1{
			padding: 10upx;
			font-size: 30upx;
			line-height: 1;
		}
		.share-btn{
			flex: 1;
			text-align:right;
			font-size: $font-sm;
			color: $uni-color-primary;
		}
		.icon-you{
			font-size: $font-sm;
			margin-left: 4upx;
			color: $uni-color-primary;
		}
	}
	
	.c-list{
		font-size: $font-sm + 2upx;
		color: $font-color-base;
		background: #fff;
		.c-row{
			display:flex;
			align-items:center;
			padding: 20upx 30upx;
			position:relative;
		}
		.tit{
			width: 140upx;
		}
		.con{
			flex: 1;
			color: $font-color-dark;
			.selected-text{
				margin-right: 10upx;
			}
		}
		.bz-list{
			height: 40upx;
			font-size: $font-sm+2upx;
			color: $font-color-dark;
			text{
				display: inline-block;
				margin-right: 30upx;
			}
		}
		.con-list{
			flex: 1;
			display:flex;
			flex-direction: column;
			color: $font-color-dark;
			line-height: 40upx;
		}
		.red{
			color: $uni-color-primary;
		}
	}
	
	/* 评价 */
	.eva-section{
		display: flex;
		flex-direction: column;
		padding: 20upx 30upx;
		background: #fff;
		margin-top: 16upx;
		.e-header{
			display: flex;
			align-items: center;
			height: 70upx;
			font-size: $font-sm + 2upx;
			color: $font-color-light;
			.tit{
				font-size: $font-base + 2upx;
				color: $font-color-dark;
				margin-right: 4upx;
			}
			.tip{
				flex: 1;
				text-align: right;
			}
			.icon-you{
				margin-left: 10upx;
			}
		}
	}
	.eva-box{
		display: flex;
		padding: 20upx 0;
		.portrait{
			flex-shrink: 0;
			width: 80upx;
			height: 80upx;
			border-radius: 100px;
		}
		.right{
			flex: 1;
			display: flex;
			flex-direction: column;
			font-size: $font-base;
			color: $font-color-base;
			padding-left: 26upx;
			.con{
				font-size: $font-base;
				color: $font-color-dark;
				padding: 20upx 0;
			}
			.bot{
				display: flex;
				justify-content: space-between;
				font-size: $font-sm;
				color:$font-color-light;
			}
		}
	}
	/*  详情 */
	.detail-desc{
		background: #fff;
		margin-top: 16upx;
		.d-header{
			display: flex;
			justify-content: center;
			align-items: center;
			height: 80upx;
			font-size: $font-base + 2upx;
			color: $font-color-dark;
			position: relative;
				
			text{
				padding: 0 20upx;
				background: #fff;
				position: relative;
				z-index: 1;
			}
			&:after{
				position: absolute;
				left: 50%;
				top: 50%;
				transform: translateX(-50%);
				width: 300upx;
				height: 0;
				content: '';
				border-bottom: 1px solid #ccc; 
			}
		}
	}
	
	/* 规格选择弹窗 */
	.attr-content{
		padding: 10upx 30upx;
		.a-t{
			display: flex;
			image{
				width: 170upx;
				height: 170upx;
				flex-shrink: 0;
				margin-top: -40upx;
				border-radius: 8upx;;
			}
			.right{
				display: flex;
				flex-direction: column;
				padding-left: 24upx;
				font-size: $font-sm + 2upx;
				color: $font-color-base;
				line-height: 42upx;
				.price{
					font-size: $font-lg;
					color: $uni-color-primary;
					margin-bottom: 10upx;
				}
				.selected-text{
					margin-right: 10upx;
				}
			}
		}
		.attr-list{
			display: flex;
			flex-direction: column;
			font-size: $font-base + 2upx;
			color: $font-color-base;
			padding-top: 30upx;
			padding-left: 10upx;
		}
		.item-list{
			padding: 20upx 0 0;
			display: flex;
			flex-wrap: wrap;
			text{
				display: flex;
				align-items: center;
				justify-content: center;
				background: #eee;
				margin-right: 20upx;
				margin-bottom: 20upx;
				border-radius: 100upx;
				min-width: 60upx;
				height: 60upx;
				padding: 0 20upx;
				font-size: $font-base;
				color: $font-color-dark;
			}
			.selected{
				background: #fbebee;
				color: $uni-color-primary;
			}
		}
	}
	
	/*  弹出层 */
	.popup {
		position: fixed;
		left: 0;
		top: 0;
		right: 0;
		bottom: 0;
		z-index: 99;
		
		&.show {
			display: block;
			.mask{
				animation: showPopup 0.2s linear both;
			}
			.layer {
				animation: showLayer 0.2s linear both;
			}
		}
		&.hide {
			.mask{
				animation: hidePopup 0.2s linear both;
			}
			.layer {
				animation: hideLayer 0.2s linear both;
			}
		}
		&.none {
			display: none;
		}
		.mask{
			position: fixed;
			top: 0;
			width: 100%;
			height: 100%;
			z-index: 1;
			background-color: rgba(0, 0, 0, 0.4);
		}
		.layer {
			position: fixed;
			z-index: 99;
			bottom: 0;
			width: 100%;
			min-height: 40vh;
			border-radius: 10upx 10upx 0 0;
			background-color: #fff;
			.btn{
				height: 66upx;
				line-height: 66upx;
				border-radius: 100upx;
				background: $uni-color-primary;
				font-size: $font-base + 2upx;
				color: #fff;
				margin: 30upx auto 20upx;
			}
		}
		@keyframes showPopup {
			0% {
				opacity: 0;
			}
			100% {
				opacity: 1;
			}
		}
		@keyframes hidePopup {
			0% {
				opacity: 1;
			}
			100% {
				opacity: 0;
			}
		}
		@keyframes showLayer {
			0% {
				transform: translateY(120%);
			}
			100% {
				transform: translateY(0%);
			}
		}
		@keyframes hideLayer {
			0% {
				transform: translateY(0);
			}
			100% {
				transform: translateY(120%);
			}
		}
	}
	
	/* 底部操作菜单 */
	.page-bottom{
		position:fixed;
		left: 30upx;
		bottom:30upx;
		z-index: 95;
		display: flex;
		justify-content: center;
		align-items: center;
		width: 690upx;
		height: 100upx;
		background: rgba(255,255,255,.9);
		box-shadow: 0 0 20upx 0 rgba(0,0,0,.5);
		border-radius: 16upx;
		
		.p-b-btn{
			display:flex;
			flex-direction: column;
			align-items: center;
			justify-content: center;
			font-size: $font-sm;
			color: $font-color-base;
			width: 96upx;
			height: 80upx;
			.yticon{
				font-size: 40upx;
				line-height: 48upx;
				color: $font-color-light;
			}
			&.active, &.active .yticon{
				color: $uni-color-primary;
			}
			.icon-fenxiang2{
				font-size: 42upx;
				transform: translateY(-2upx);
			}
			.icon-shoucang{
				font-size: 46upx;
			}
		}
		.action-btn-group{
			display: flex;
			height: 76upx;
			border-radius: 100px;
			overflow: hidden;
			box-shadow: 0 20upx 40upx -16upx #fa436a;
			box-shadow: 1px 2px 5px rgba(219, 63, 96, 0.4);
			background: linear-gradient(to right, #ffac30,#fa436a,#F56C6C);
			margin-left: 20upx;
			position:relative;
			&:after{
				content: '';
				position:absolute;
				top: 50%;
				right: 50%;
				transform: translateY(-50%);
				height: 28upx;
				width: 0;
				border-right: 1px solid rgba(255,255,255,.5);
			}
			.action-btn{
				display:flex;
				align-items: center;
				justify-content: center;
				width: 180upx;
				height: 100%;
				font-size: $font-base ;
				padding: 0;
				border-radius: 0;
				background: transparent;
			}
		}
	}
	.zkf{
		background-color:rgba(255, 255, 255, 0.1);
	}
	button::after { border: none }
	.xasd{
		width: 100%;
	}
	.jishuq{
		border:1px solid #999999;
		text-align: center;
		font-size: 32rpx;
	}
</style>
